Just what I needed! Thanks!
root@ns:~/scripts$ ./expandLVM.sh
WARNING:
This script will attempt to locate a new virtual drive and add it to
the current LVM configuration. This script will format the new drive,
and should only be used in accordance with official instructions
to increase the size of the hard drive.
Would you like to proceed? [n]: y
Starting partition resizing. Start size is 99GB
Logging to expandLVM.log
Scanning for new partition sdb
Found sdb, mapping partition
Adding to volume group
Adding to logical volume
Formating new partition
Resize completed successfully. New size is 217GB